Norman is performing a hypothesis test in which he rejects the null hypothesis at a significance level of 0.05 because he obtains a p-value of 0.02. Which of the following statements is true? O a. Norman definitely committed a Type I error (or the first type of error). O b. Norman may have committed a Type I error (or the first type of error). O. Norman definitely committed a Type Il error (or the second type of error). O d. Norman may have committed a Type Il error (or the second type of error).

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